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MY134186A - Battery operable device with battery state-of-charge indicator - Google Patents

Battery operable device with battery state-of-charge indicator

Info

Publication number
MY134186A
MY134186A MYPI20014782A MYPI20014782A MY134186A MY 134186 A MY134186 A MY 134186A MY PI20014782 A MYPI20014782 A MY PI20014782A MY PI20014782 A MYPI20014782 A MY PI20014782A MY 134186 A MY134186 A MY 134186A
Authority
MY
Malaysia
Prior art keywords
battery
electrical
clock frequency
excitation
signal
Prior art date
Application number
MYPI20014782A
Inventor
Marcus Lundberg
Original Assignee
Ericsson Telefon Ab L M
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from EP00610107A external-priority patent/EP1199767B1/en
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of MY134186A publication Critical patent/MY134186A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/3644—Constructional arrangements
    • G01R31/3648—Constructional arrangements comprising digital calculation means, e.g. for performing an algorithm
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/389—Measuring internal impedance, internal conductance or related variables
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/28—Supervision thereof, e.g. detecting power-supply failure by out of limits supervision
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • H04W52/0287—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment
    • H04W52/029—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment reducing the clock frequency of the controller
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • H04W52/0287—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment
    • H04W52/0293—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment having a sub-controller with a low clock frequency switching on and off a main controller with a high clock frequency
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Engineering & Computer Science (AREA)
  • Secondary Cells (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

A BATTERY OPERABLE ELECTRICAL DEVICE, SUCH AS A MOBILE TELEPHONE OR A LAPTOP COMPUTER, WITH A CLOCK FREQUENCY GENERATOR OPERABLE TO GENERATE ELECTRICAL CLOCK FREQUENCY SIGNALS, AND A FIRST ELECTRICAL CIRCUIT ADAPTED TO PERFORM A FIRST OR MAIN FUNCTION OF THE DEVICE, UTILISHING THE CLOCK FREQUENCY SIGNALS GENERATED BY THE CLOCK GENERATOR. THE DEVICE FURTHER INCLUDES A SECOND ELECTRICAL OR AUXILIARY CIRCUIT ADAPTED TO GENERATE AN ELECTRICAL EXCITATION SIGNAL WITH AN EXCITATION FREQUENCY DERIVED FROM THE CLOCK FREQUENCY SIGNALS.THE EXCITATION SIGNAL IS FED TO BATTERY TERMINAL OF THE DEVICE, AND THE SECOND ELECTRICAL CIRCUIT RECEIVES, FROM A BATTERY CONNECTED TO THE BATTERY TERMINALS, AN ELECTRICAL SIGNAL IN RESPONSE TO THE EXCITATION SIGNAL, AND TO ANALYSE THE RECEIVED SIGNAL FOR THE BATTERY IMPEDANCE AT THE EXCITATION FREQUENCY AND, BASED ON THE BATTERY IMPEDANCE, THE STATE - OF - CHARGE OF THE BATTERY IS ESTIMATED.@@FIGURE 1 SHOULD BE PUBLISHED
MYPI20014782A 2000-10-17 2001-10-15 Battery operable device with battery state-of-charge indicator MY134186A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP00610107A EP1199767B1 (en) 2000-10-17 2000-10-17 Battery operable device with battery state-of-charge indicator
US24185100P 2000-10-20 2000-10-20

Publications (1)

Publication Number Publication Date
MY134186A true MY134186A (en) 2007-11-30

Family

ID=26073705

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI20014782A MY134186A (en) 2000-10-17 2001-10-15 Battery operable device with battery state-of-charge indicator

Country Status (4)

Country Link
US (1) US6472847B2 (en)
AU (1) AU2002223580A1 (en)
MY (1) MY134186A (en)
WO (1) WO2002033773A1 (en)

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US6631293B2 (en) * 1997-09-15 2003-10-07 Cardiac Pacemakers, Inc. Method for monitoring end of life for battery
US6584355B2 (en) * 2001-04-10 2003-06-24 Cardiac Pacemakers, Inc. System and method for measuring battery current
US7239146B2 (en) * 2003-07-11 2007-07-03 Cardiac Pacemakers, Inc. Indicator of remaining energy in storage cell of implantable medical device
US6931332B2 (en) * 2003-10-01 2005-08-16 General Electric Company Method and system for testing battery connectivity
US6940255B2 (en) * 2003-10-23 2005-09-06 Cardiac Pacemakers, Inc. Battery charge indicator such as for an implantable medical device
US7194308B2 (en) 2003-11-12 2007-03-20 Cardiac Pacemakers, Inc. System and method for monitoring or reporting battery status of implantable medical device
US7576517B1 (en) * 2004-11-29 2009-08-18 Data Power Monitoring Corporation System and method for remote monitoring of battery condition
US9851414B2 (en) 2004-12-21 2017-12-26 Battelle Energy Alliance, Llc Energy storage cell impedance measuring apparatus, methods and related systems
US20080012427A1 (en) * 2006-07-13 2008-01-17 Scott Wilson Power converter with integral battery
US10379168B2 (en) 2007-07-05 2019-08-13 Battelle Energy Alliance, Llc Apparatuses and methods for testing electrochemical cells by measuring frequency response
CN101772709B (en) * 2007-12-13 2012-11-14 松下电器产业株式会社 Lifetime estimating method and deterioration suppressing method for lithium secondary cell, lifetime estimator and deterioration suppressor, battery pack using the same, and charger
JP5194894B2 (en) * 2008-03-07 2013-05-08 日産自動車株式会社 Secondary battery remaining amount estimation device.
WO2010027422A2 (en) * 2008-08-25 2010-03-11 Eveready Battery Company, Inc. Battery power supply having a fluid consuming battery with an improved fluid manager
US8214042B2 (en) 2009-05-26 2012-07-03 Boston Scientific Neuromodulation Corporation Techniques for controlling charging of batteries in an external charger and an implantable medical device
WO2011140123A1 (en) * 2010-05-03 2011-11-10 Battelle Energy Alliance, Llc In-situ real-time energy storage device impedance identification
US9252465B2 (en) * 2011-05-24 2016-02-02 GM Global Technology Operations LLC Battery recharge estimator using battery impedance response
US10475024B1 (en) 2012-10-15 2019-11-12 Square, Inc. Secure smart card transactions
WO2014070831A1 (en) * 2012-10-30 2014-05-08 Board Of Trustees Of The University Of Alabama Distributed battery power electronics architecture and control
DE102013205495A1 (en) * 2013-03-27 2014-10-02 Siemens Aktiengesellschaft Method for determining the state of charge of a rechargeable electric energy store
TWI476415B (en) * 2013-08-16 2015-03-11 Ind Tech Res Inst Impedance analyzing apparatus and method
US9760740B1 (en) 2014-06-23 2017-09-12 Square, Inc. Terminal case with integrated dual reader stack
JP6382663B2 (en) * 2014-09-25 2018-08-29 プライムアースＥｖエナジー株式会社 Battery state determination method and battery state determination device
US10753982B2 (en) 2014-12-09 2020-08-25 Square, Inc. Monitoring battery health of a battery used in a device
US10345384B2 (en) 2016-03-03 2019-07-09 Battelle Energy Alliance, Llc Device, system, and method for measuring internal impedance of a test battery using frequency response
US10656233B2 (en) 2016-04-25 2020-05-19 Dynexus Technology, Inc. Method of calibrating impedance measurements of a battery
US11054481B2 (en) 2019-03-19 2021-07-06 Battelle Energy Alliance, Llc Multispectral impedance determination under dynamic load conditions
US12117493B2 (en) 2019-05-02 2024-10-15 Dynexus Technology, Inc. Enhanced chirp excitation signal for broadband impedance measurement
WO2020223651A1 (en) 2019-05-02 2020-11-05 Dynexus Technology, Inc. Multispectral impedance determination under dynamic load conditions
US11422102B2 (en) 2020-01-10 2022-08-23 Dynexus Technology, Inc. Multispectral impedance measurements across strings of interconnected cells
US11519969B2 (en) 2020-01-29 2022-12-06 Dynexus Technology, Inc. Cross spectral impedance assessment for cell qualification
CN116918131A (en) * 2020-07-24 2023-10-20 亚德诺半导体国际无限责任公司 Tracking the state of charge of non-rechargeable batteries using impedance spectroscopy
WO2022093932A1 (en) 2020-10-29 2022-05-05 Milwaukee Electric Tool Corporation Detecting battery pack type based on battery pack impedance

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US3984762A (en) * 1975-03-07 1976-10-05 The United States Of America As Represented By The Secretary Of The Army Method for determining battery state of charge by measuring A.C. electrical phase angle change
DE2745003A1 (en) * 1977-10-06 1979-04-12 Schmidbauer Kg Elma Hans Monitor checking charge of primary cell - measures residual HF voltage of applied HF signal without loading cell
FR2556475B1 (en) * 1983-12-12 1986-09-05 Asulab Sa METHOD FOR MEASURING THE DISCHARGE OF A BATTERY AND APPARATUS USING THE SAME
FI96370C (en) * 1992-10-01 1996-06-10 Fps Power Systems Oy Ab A method for controlling the internal impedance of an accumulator battery in a backup power source and a backup power source
US5717336A (en) * 1992-12-24 1998-02-10 Elcorp Pty. Ltd. Method and apparatus for determining the charge condition of an electrochemical cell
US5369364A (en) * 1993-04-26 1994-11-29 Medtronic, Inc. Battery state of charge determination with plural periodic measurements to determine its internal impedance and geometric capacitance
KR100395516B1 (en) * 1998-11-19 2003-12-18 금호석유화학 주식회사 Method and apparatus for digitizing characteristic factor of power storage device using nonlinear equivalent circuit model

Also Published As

Publication number Publication date
AU2002223580A1 (en) 2002-04-29
US6472847B2 (en) 2002-10-29
US20020084771A1 (en) 2002-07-04
WO2002033773A1 (en) 2002-04-25

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